lining vs bushing

lining and bushing both are nouns.

Word	Noun	Adjective	Verb	Adverb
lining	Yes	No	No	No
bushing	Yes	No	No	No

As nouns, bushing is a hyponym of lining; that is, bushing is a word with a more specific, narrower meaning than lining:

Other hyponyms of lining include brake lining, cylindrical lining, facing, furnace lining, refractory.

lining (noun)	bushing (noun)
the act of attaching an inside lining (to a garment or curtain etc.)	a cylindrical metal lining used to reduce friction
providing something with a surface of a different material	an insulating liner in an opening through which conductors pass
a protective covering that protects an inside surface
a piece of cloth that is used as the inside surface of a garment